McLean, Va. - Clearspring Technologies, a provider of services that help media companies and advertisers syndicate and track widgets, said on Wednesday that it has raised $18 million in its third round of funding.

Palo Alto, Calif. - Social Gaming Network (SGN), a developer of social media games whose titles include "Warbook" on Facebook, announced on Tuesday that it has raised $15 million in its first round of funding, led by Greylock Partners, Founders Fund, Columbia Capital and Novak Biddle Venture Partners.